[SunRescue] SCSI disks and old SPARCs

[Paul Khoury]

-----Original Message-----
From: Gregory Leblanc <GLeblanc at cu-portland.edu>
To: 'rescue at sunhelp.org' <rescue at sunhelp.org>
Date: Monday, April 17, 2000 7:53 AM
Subject: RE: [SunRescue] SCSI disks and old SPARCs


>> -----Original Message-----
>> From: Chris Powell [mailto:Chris_Powell at mitel.com]
>> Sent: Monday, April 17, 2000 2:19 AM
>> To: rescue at sunhelp.org
>> Subject: [SunRescue] SCSI disks and old SPARCs
>>
>>
>>
>
>I dunno, sounds a lot like a cabling/termination problem from the symptoms
>you describe...  :)  What's your total cable length?  What kind of
>termination are you using?  How many internal disks?  Tried changing the
>number or order of external chassis?

What I'd suggest if possible is try booting with only the
boot drive, and keep adding devices until you see errors.

In my case, a working CD-ROM stopped working completely
by coincidence when i unmounted /vol on night.  After messing
around, I took it out, and now the system works  (which was this
system).

>> Anyone seen this before? I suspect the SS1+ motherboard is poorly,
>> maybe the SCSI chip output driver is dodgy?
>
>While the SCSI on these machines isn't fast, I haven't had any problems
with
>my SS2 or SS10 running with the SCSI bus saturated for fairly long ammounts
>of time, so I doubt it's the hardware.  I don't know much about SunOS
>4.1.4...

Have you tried Solaris on the machine?